944
CDUS43 KLOT 040638
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT FRI SEP 04 2026
...............................
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 3 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 4:30 PM 100 1913 79 11 71
MINIMUM 73 4:25 AM 43 1908 58 15 50
AVERAGE 82 69 13 61
PRECIPITATION (IN)
YESTERDAY 0.01 1.12 1941 0.13 -0.12 0.08
MONTH TO DATE 0.02 0.41 -0.39 0.08
SINCE SEP 1 0.02 0.41 -0.39 0.08
SINCE JAN 1 22.25 27.20 -4.95 21.65
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 4
MONTH TO DATE 0 3 -3 4
SINCE SEP 1 0 3 -3 4
SINCE JUL 1 0 14 -14 23
COOLING
YESTERDAY 17 5 12 0
MONTH TO DATE 53 15 38 1
SINCE SEP 1 53 15 38 1
SINCE JAN 1 800 754 46 858
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 2:00 AM
LOWEST 56 3:00 PM
AVERAGE 75
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THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 101 1925
MINIMUM TEMPERATURE (F) 58 39 1974
SUNRISE AND SUNSET
SEPTEMBER 4 2026.....SUNRISE 6:25 AM CDT SUNSET 7:25 PM CDT
SEPTEMBER 5 2026.....SUNRISE 6:26 AM CDT SUNSET 7:23 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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